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Kafka 1.0 vulnerabilities

4 known CVEs affect the 1.0 line of Kafka.

8.8 max CVSS
Check your versionkafka-topics.sh --version

CVEs affecting 1.0

CVE Title CVSS Exploited EPSS Published
CVE-2018-17196 In Apache Kafka versions between 0.11.0.0 and 2.1.0, it is possible to manually craft a Produce request which... 8.8 — 2019-07-12
CVE-2018-1288 In Apache Kafka 0.9.0.0 to 0.9.0.1, 0.10.0.0 to 0.10.2.1, 0.11.0.0 to 0.11.0.2, and 1.0.0, authenticated Kafka... 5.4 — 2018-07-26
CVE-2024-56128 Apache Kafka: SCRAM authentication vulnerable to replay attacks when used without encryption 5.3 — 2024-12-18
CVE-2026-33558 Apache Kafka, Apache Kafka Clients: Information Exposure Through Network Client Log Output 5.3 — 2026-04-20

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Weekly exploited-vulnerability digest

The KEV additions that matter for self-hosted servers, once a week. No other mail.

Data: CVE List (CVE® Program), NVD, CISA KEV, FIRST EPSS (see EPSS at https://www.first.org/epss), endoflife.date. Software list: awesome-selfhosted (CC BY-SA 3.0).